Update fair-software badge

Update the fair-software badge because this is causing a CI failure: https://github.com/nlesc-recruit/cudawrappers/actions/runs/6353573163/job/17258516665

README.md

@@ -3,7 +3,7 @@
 [![DOI](https://zenodo.org/badge/424944643.svg)](https://zenodo.org/badge/latestdoi/424944643)
 [![Research Software Directory](https://img.shields.io/badge/rsd-cudawrappers-00a3e3.svg)](https://www.research-software.nl/software/cudawrappers)
 [![cii badge](https://bestpractices.coreinfrastructure.org/projects/5686/badge)](https://bestpractices.coreinfrastructure.org/projects/5686)
-[![fair-software.eu](https://img.shields.io/badge/fair--software.eu-%E2%97%8F%20%20%E2%97%8F%20%20%E2%97%8B%20%20%E2%97%8F%20%20%E2%97%8F-orange)](https://fair-software.eu)
+[![fair-software.eu](https://img.shields.io/badge/fair--software.eu-%E2%97%8F%20%20%E2%97%8F%20%20%E2%97%8F%20%20%E2%97%8F%20%20%E2%97%8F-green)](https://fair-software.eu)
 [![Codacy Badge](https://app.codacy.com/project/badge/Grade/d38b0338fda24733ab41a64915af8248)](https://www.codacy.com/gh/nlesc-recruit/cudawrappers/dashboard?utm_source=github.com&utm_medium=referral&utm_content=nlesc-recruit/cudawrappers&utm_campaign=Badge_Grade)
 [![citation metadata](https://github.com/nlesc-recruit/cudawrappers/actions/workflows/cffconvert.yml/badge.svg)](https://github.com/nlesc-recruit/cudawrappers/actions/workflows/cffconvert.yml)
 [![Documentation Status](https://readthedocs.org/projects/cudawrappers/badge/?version=latest)](https://cudawrappers.readthedocs.io/en/latest/?badge=latest)